Tchebicheff's table linkage 1

Input: cyan double crank.
Two green bars and one pink bar (table) are added to the original Tchebicheff's linkage:
https://youtu.be/IDDPW6NR5TE
The green line is the trajectory of a point on the pink table. The direction of the table is kept unchanged during motion.
Dimensions:
Cyan crank: 1 + 1
Green bar: 2.5
Yellow bar: 2.5 + 2.5
Pink bar: 2 + 2
Distance between ground joints: 4
This video was made based on:
https://en.wikipedia.org/wiki/File:Chebyshev_Table_Linkage.gif

Inventor files of this video:
https://www.mediafire.com/file/wwecdobtqvaz5k4/TchebicheffTable1Inv.zip/file

Видео Tchebicheff's table linkage 1 канала thang010146